Analyze the key features of the graph of the quadratic function f(x)=-x^2+2x+10. Does the parabola open up or down? Is the vertex a minimum or a maximum? Identify the axis of symmetry, vertex and the -intercept of the parabola.

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

Non-euclidean geometry was discovered when, in seeking cleaner alternatives to the fifth postulate, it was found that the negation could also be true a. true b.false

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.